package com.study.config;

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import io.lettuce.core.RedisClient;
import io.lettuce.core.RedisURI;
import io.lettuce.core.api.StatefulRedisConnection;
import io.lettuce.core.api.sync.RedisCommands;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.cache.annotation.CachingConfigurerSupport;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

/**
 * @ClassName LettuceConfig
 * @Description redis连接配置
 * @Author csc
 * @Date 2023/5/12 15:08
 * @Version 1.0
 */
@Configuration
@EnableAutoConfiguration
public class LettuceConfig  extends CachingConfigurerSupport {


    @Autowired
    private LettuceConnectionFactory factory;


    @Value("${spring.redis.host}")
    private String redisHost;

    @Value("${spring.redis.port}")
    private int redisPort;

    @Value("${spring.redis.password}")
    private String password;

    @Value("${spring.redis.database}")
    private Integer database;

    @Bean
    public RedisClient redisClient() {
        RedisURI redisUri = RedisURI.builder()
                .withHost(redisHost)
                .withPort(redisPort)
                .withPassword(password)
                .withDatabase(database)
                .build();
        return RedisClient.create(redisUri);
    }

    @Bean
    public StatefulRedisConnection redisConnection(RedisClient redisClient) {
        return redisClient.connect();
    }

    @Bean
    public RedisCommands redisCommands(StatefulRedisConnection redisConnection) {
        return redisConnection.sync();
    }

    @Bean
    public RedisTemplate<String,Object> redisTemplate(){
        RedisTemplate<String,Object> template = new RedisTemplate <>();
        template.setConnectionFactory(factory);

        Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
        ObjectMapper om = new ObjectMapper();
        om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
        om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
        jackson2JsonRedisSerializer.setObjectMapper(om);

        StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();
        // key采用String的序列化方式
        template.setKeySerializer(stringRedisSerializer);
        // hash的key也采用String的序列化方式
        template.setHashKeySerializer(stringRedisSerializer);
        // value序列化方式采用jackson
        template.setValueSerializer(jackson2JsonRedisSerializer);
        // hash的value序列化方式采用jackson
        template.setHashValueSerializer(jackson2JsonRedisSerializer);
        template.afterPropertiesSet();
        return template;
    }




}
